Argument not a list with same length as devices

[monsieurpooh]

Last few logs:

Defaulting to GELU activation (see here: https://arxiv.org/abs/1606.08415)
Defaulting to GELU activation (see here: https://arxiv.org/abs/1606.08415)
Defaulting to GELU activation (see here: https://arxiv.org/abs/1606.08415)
prediction_loop marked as finished
Reraising captured error
Traceback (most recent call last):
  File "main.py", line 257, in <module>
    main(args)
  File "main.py", line 184, in main
    handle_pred_output_fn(predictions, logger, enc, params, out_name=f"predictions_{args.sacred_id}_{current_step}")
  File "C:\Max\GPTNeo\inputs.py", line 165, in handle_pred_output
    for i, p in enumerate(predictions):
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\tpu_estimator.py", line 3153, in predict
    rendezvous.raise_errors()
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\error_handling.py", line 150, in raise_errors
    six.reraise(typ, value, traceback)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\six.py", line 703, in reraise
    raise value
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\tpu_estimator.py", line 3142, in predict
    for result in super(TPUEstimator, self).predict(
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\estimator.py", line 612, in predict
    estimator_spec = self._call_model_fn(features, None, ModeKeys.PREDICT,
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\tpu_estimator.py", line 2941, in _call_model_fn
    return super(TPUEstimator, self)._call_model_fn(features, labels, mode,
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\estimator.py", line 1163, in _call_model_fn
    model_fn_results = self._model_fn(features=features, **kwargs)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\tpu_estimator.py", line 3199, in _model_fn
    estimator_spec = model_fn_wrapper.call_without_tpu(
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\tpu_estimator.py", line 1729, in call_without_tpu
    return self._call_model_fn(features, labels, is_export_mode=is_export_mode)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\tensorflow_estimator\python\estimator\tpu\tpu_estimator.py", line 2072, in _call_model_fn
    estimator_spec = self._model_fn(features=features, **kwargs)
  File "C:\Max\GPTNeo\model_fns.py", line 112, in model_fn
    lowering = mtf.Lowering(graph, {mesh: mesh_impl}, autostack=True)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\mesh_tensorflow\ops.py", line 728, in __init__
    op.lower(self)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\mesh_tensorflow\ops.py", line 4541, in lower
    slices = mesh_impl.allsplit(slices, mesh_axis, tensor_axis)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\mesh_tensorflow\ops.py", line 1099, in allsplit
    which = self.laid_out_pcoord(mesh_axis)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\mesh_tensorflow\ops.py", line 1209, in laid_out_pcoord
    return self.slicewise(my_fn, self.laid_out_pnum())
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\mesh_tensorflow\placement_mesh_impl.py", line 173, in slicewise
    ret = mtf.parallel(self.devices, fn, *inputs)
  File "C:\Users\jerkm\AppData\Local\Programs\Python\Python38\lib\site-packages\mesh_tensorflow\ops.py", line 5659, in parallel
    raise ValueError(
ValueError: Argument not a list with same length as devices arg=[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255] devices=['device:GPU:0']

Describe the bug
A clear and concise description of what the bug is.

To Reproduce
Steps to reproduce the behavior:

1. Follow all the steps in the readme and run the command python main.py --predict --prompt prompt.txt --model models/GPT3_2-7B/config.json

Environment (please complete the following information):

• GPUs: Only using 1 NVIDIA GPU, very standard setup. Windows 10.